/*
 * Copyright (C) 2010 Graham Allan
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package edu.strath.cis.grallan.findbugs.adaptiveranking.util;

import java.util.Comparator;

import edu.strath.cis.grallan.findbugs.adaptiveranking.AdaptiveRankBug;

/**
 * @author Graham Allan (grallan@cis.strath.ac.uk)
 */
public class RankComparatorProvider {

	public Comparator<AdaptiveRankBug<?>> rankPriorityComparator() {
		return PRIORITY_COMPARATOR;
	}

	private static class RankPriorityComparator implements Comparator<AdaptiveRankBug<?>> {
		private BugPriorityComparator priorityComparator = new BugPriorityComparator();

		public int compare(AdaptiveRankBug<?> o1, AdaptiveRankBug<?> o2) {
			return priorityComparator.compare(o1.bug(), o2.bug());
		}
	}

	public static final RankPriorityComparator PRIORITY_COMPARATOR = new RankPriorityComparator();
}
